You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					
					
						
							879 lines
						
					
					
						
							25 KiB
						
					
					
				
			
		
		
	
	
							879 lines
						
					
					
						
							25 KiB
						
					
					
				| const _ = require('../utils/under-dash');
 | |
| 
 | |
| const colCache = require('../utils/col-cache');
 | |
| const Range = require('./range');
 | |
| const Row = require('./row');
 | |
| const Column = require('./column');
 | |
| const Enums = require('./enums');
 | |
| const Image = require('./image');
 | |
| const Table = require('./table');
 | |
| const DataValidations = require('./data-validations');
 | |
| const Encryptor = require('../utils/encryptor');
 | |
| 
 | |
| // Worksheet requirements
 | |
| //  Operate as sheet inside workbook or standalone
 | |
| //  Load and Save from file and stream
 | |
| //  Access/Add/Delete individual cells
 | |
| //  Manage column widths and row heights
 | |
| 
 | |
| class Worksheet {
 | |
|   constructor(options) {
 | |
|     options = options || {};
 | |
| 
 | |
|     // in a workbook, each sheet will have a number
 | |
|     this.id = options.id;
 | |
|     this.orderNo = options.orderNo;
 | |
| 
 | |
|     // and a name
 | |
|     this.name = options.name || `Sheet${this.id}`;
 | |
| 
 | |
|     // add a state
 | |
|     this.state = options.state || 'visible';
 | |
| 
 | |
|     // rows allows access organised by row. Sparse array of arrays indexed by row-1, col
 | |
|     // Note: _rows is zero based. Must subtract 1 to go from cell.row to index
 | |
|     this._rows = [];
 | |
| 
 | |
|     // column definitions
 | |
|     this._columns = null;
 | |
| 
 | |
|     // column keys (addRow convenience): key ==> this._collumns index
 | |
|     this._keys = {};
 | |
| 
 | |
|     // keep record of all merges
 | |
|     this._merges = {};
 | |
| 
 | |
|     // record of all row and column pageBreaks
 | |
|     this.rowBreaks = [];
 | |
| 
 | |
|     this._workbook = options.workbook;
 | |
| 
 | |
|     // for tabColor, default row height, outline levels, etc
 | |
|     this.properties = Object.assign(
 | |
|       {},
 | |
|       {
 | |
|         defaultRowHeight: 15,
 | |
|         dyDescent: 55,
 | |
|         outlineLevelCol: 0,
 | |
|         outlineLevelRow: 0,
 | |
|       },
 | |
|       options.properties
 | |
|     );
 | |
| 
 | |
|     // for all things printing
 | |
|     this.pageSetup = Object.assign(
 | |
|       {},
 | |
|       {
 | |
|         margins: {left: 0.7, right: 0.7, top: 0.75, bottom: 0.75, header: 0.3, footer: 0.3},
 | |
|         orientation: 'portrait',
 | |
|         horizontalDpi: 4294967295,
 | |
|         verticalDpi: 4294967295,
 | |
|         fitToPage: !!(
 | |
|           options.pageSetup &&
 | |
|           (options.pageSetup.fitToWidth || options.pageSetup.fitToHeight) &&
 | |
|           !options.pageSetup.scale
 | |
|         ),
 | |
|         pageOrder: 'downThenOver',
 | |
|         blackAndWhite: false,
 | |
|         draft: false,
 | |
|         cellComments: 'None',
 | |
|         errors: 'displayed',
 | |
|         scale: 100,
 | |
|         fitToWidth: 1,
 | |
|         fitToHeight: 1,
 | |
|         paperSize: undefined,
 | |
|         showRowColHeaders: false,
 | |
|         showGridLines: false,
 | |
|         firstPageNumber: undefined,
 | |
|         horizontalCentered: false,
 | |
|         verticalCentered: false,
 | |
|         rowBreaks: null,
 | |
|         colBreaks: null,
 | |
|       },
 | |
|       options.pageSetup
 | |
|     );
 | |
| 
 | |
|     this.headerFooter = Object.assign(
 | |
|       {},
 | |
|       {
 | |
|         differentFirst: false,
 | |
|         differentOddEven: false,
 | |
|         oddHeader: null,
 | |
|         oddFooter: null,
 | |
|         evenHeader: null,
 | |
|         evenFooter: null,
 | |
|         firstHeader: null,
 | |
|         firstFooter: null,
 | |
|       },
 | |
|       options.headerFooter
 | |
|     );
 | |
| 
 | |
|     this.dataValidations = new DataValidations();
 | |
| 
 | |
|     // for freezepanes, split, zoom, gridlines, etc
 | |
|     this.views = options.views || [];
 | |
| 
 | |
|     this.autoFilter = options.autoFilter || null;
 | |
| 
 | |
|     // for images, etc
 | |
|     this._media = [];
 | |
| 
 | |
|     // worksheet protection
 | |
|     this.sheetProtection = null;
 | |
| 
 | |
|     // for tables
 | |
|     this.tables = {};
 | |
| 
 | |
|     this.conditionalFormattings = [];
 | |
|   }
 | |
| 
 | |
|   get workbook() {
 | |
|     return this._workbook;
 | |
|   }
 | |
| 
 | |
|   // when you're done with this worksheet, call this to remove from workbook
 | |
|   destroy() {
 | |
|     this._workbook.removeWorksheetEx(this);
 | |
|   }
 | |
| 
 | |
|   // Get the bounding range of the cells in this worksheet
 | |
|   get dimensions() {
 | |
|     const dimensions = new Range();
 | |
|     this._rows.forEach(row => {
 | |
|       if (row) {
 | |
|         const rowDims = row.dimensions;
 | |
|         if (rowDims) {
 | |
|           dimensions.expand(row.number, rowDims.min, row.number, rowDims.max);
 | |
|         }
 | |
|       }
 | |
|     });
 | |
|     return dimensions;
 | |
|   }
 | |
| 
 | |
|   // =========================================================================
 | |
|   // Columns
 | |
| 
 | |
|   // get the current columns array.
 | |
|   get columns() {
 | |
|     return this._columns;
 | |
|   }
 | |
| 
 | |
|   // set the columns from an array of column definitions.
 | |
|   // Note: any headers defined will overwrite existing values.
 | |
|   set columns(value) {
 | |
|     // calculate max header row count
 | |
|     this._headerRowCount = value.reduce((pv, cv) => {
 | |
|       const headerCount = (cv.header && 1) || (cv.headers && cv.headers.length) || 0;
 | |
|       return Math.max(pv, headerCount);
 | |
|     }, 0);
 | |
| 
 | |
|     // construct Column objects
 | |
|     let count = 1;
 | |
|     const columns = (this._columns = []);
 | |
|     value.forEach(defn => {
 | |
|       const column = new Column(this, count++, false);
 | |
|       columns.push(column);
 | |
|       column.defn = defn;
 | |
|     });
 | |
|   }
 | |
| 
 | |
|   getColumnKey(key) {
 | |
|     return this._keys[key];
 | |
|   }
 | |
| 
 | |
|   setColumnKey(key, value) {
 | |
|     this._keys[key] = value;
 | |
|   }
 | |
| 
 | |
|   deleteColumnKey(key) {
 | |
|     delete this._keys[key];
 | |
|   }
 | |
| 
 | |
|   eachColumnKey(f) {
 | |
|     _.each(this._keys, f);
 | |
|   }
 | |
| 
 | |
|   // get a single column by col number. If it doesn't exist, create it and any gaps before it
 | |
|   getColumn(c) {
 | |
|     if (typeof c === 'string') {
 | |
|       // if it matches a key'd column, return that
 | |
|       const col = this._keys[c];
 | |
|       if (col) return col;
 | |
| 
 | |
|       // otherwise, assume letter
 | |
|       c = colCache.l2n(c);
 | |
|     }
 | |
|     if (!this._columns) {
 | |
|       this._columns = [];
 | |
|     }
 | |
|     if (c > this._columns.length) {
 | |
|       let n = this._columns.length + 1;
 | |
|       while (n <= c) {
 | |
|         this._columns.push(new Column(this, n++));
 | |
|       }
 | |
|     }
 | |
|     return this._columns[c - 1];
 | |
|   }
 | |
| 
 | |
|   spliceColumns(start, count, ...inserts) {
 | |
|     const rows = this._rows;
 | |
|     const nRows = rows.length;
 | |
|     if (inserts.length > 0) {
 | |
|       // must iterate over all rows whether they exist yet or not
 | |
|       for (let i = 0; i < nRows; i++) {
 | |
|         const rowArguments = [start, count];
 | |
|         // eslint-disable-next-line no-loop-func
 | |
|         inserts.forEach(insert => {
 | |
|           rowArguments.push(insert[i] || null);
 | |
|         });
 | |
|         const row = this.getRow(i + 1);
 | |
|         // eslint-disable-next-line prefer-spread
 | |
|         row.splice.apply(row, rowArguments);
 | |
|       }
 | |
|     } else {
 | |
|       // nothing to insert, so just splice all rows
 | |
|       this._rows.forEach(r => {
 | |
|         if (r) {
 | |
|           r.splice(start, count);
 | |
|         }
 | |
|       });
 | |
|     }
 | |
| 
 | |
|     // splice column definitions
 | |
|     const nExpand = inserts.length - count;
 | |
|     const nKeep = start + count;
 | |
|     const nEnd = this._columns.length;
 | |
|     if (nExpand < 0) {
 | |
|       for (let i = start + inserts.length; i <= nEnd; i++) {
 | |
|         this.getColumn(i).defn = this.getColumn(i - nExpand).defn;
 | |
|       }
 | |
|     } else if (nExpand > 0) {
 | |
|       for (let i = nEnd; i >= nKeep; i--) {
 | |
|         this.getColumn(i + nExpand).defn = this.getColumn(i).defn;
 | |
|       }
 | |
|     }
 | |
|     for (let i = start; i < start + inserts.length; i++) {
 | |
|       this.getColumn(i).defn = null;
 | |
|     }
 | |
| 
 | |
|     // account for defined names
 | |
|     this.workbook.definedNames.spliceColumns(this.name, start, count, inserts.length);
 | |
|   }
 | |
| 
 | |
|   get lastColumn() {
 | |
|     return this.getColumn(this.columnCount);
 | |
|   }
 | |
| 
 | |
|   get columnCount() {
 | |
|     let maxCount = 0;
 | |
|     this.eachRow(row => {
 | |
|       maxCount = Math.max(maxCount, row.cellCount);
 | |
|     });
 | |
|     return maxCount;
 | |
|   }
 | |
| 
 | |
|   get actualColumnCount() {
 | |
|     // performance nightmare - for each row, counts all the columns used
 | |
|     const counts = [];
 | |
|     let count = 0;
 | |
|     this.eachRow(row => {
 | |
|       row.eachCell(({col}) => {
 | |
|         if (!counts[col]) {
 | |
|           counts[col] = true;
 | |
|           count++;
 | |
|         }
 | |
|       });
 | |
|     });
 | |
|     return count;
 | |
|   }
 | |
| 
 | |
|   // =========================================================================
 | |
|   // Rows
 | |
| 
 | |
|   _commitRow() {
 | |
|     // nop - allows streaming reader to fill a document
 | |
|   }
 | |
| 
 | |
|   get _lastRowNumber() {
 | |
|     // need to cope with results of splice
 | |
|     const rows = this._rows;
 | |
|     let n = rows.length;
 | |
|     while (n > 0 && rows[n - 1] === undefined) {
 | |
|       n--;
 | |
|     }
 | |
|     return n;
 | |
|   }
 | |
| 
 | |
|   get _nextRow() {
 | |
|     return this._lastRowNumber + 1;
 | |
|   }
 | |
| 
 | |
|   get lastRow() {
 | |
|     if (this._rows.length) {
 | |
|       return this._rows[this._rows.length - 1];
 | |
|     }
 | |
|     return undefined;
 | |
|   }
 | |
| 
 | |
|   // find a row (if exists) by row number
 | |
|   findRow(r) {
 | |
|     return this._rows[r - 1];
 | |
|   }
 | |
| 
 | |
|   // find multiple rows (if exists) by row number
 | |
|   findRows(start, length) {
 | |
|     return this._rows.slice(start - 1, start - 1 + length);
 | |
|   }
 | |
| 
 | |
|   get rowCount() {
 | |
|     return this._lastRowNumber;
 | |
|   }
 | |
| 
 | |
|   get actualRowCount() {
 | |
|     // counts actual rows that have actual data
 | |
|     let count = 0;
 | |
|     this.eachRow(() => {
 | |
|       count++;
 | |
|     });
 | |
|     return count;
 | |
|   }
 | |
| 
 | |
|   // get a row by row number.
 | |
|   getRow(r) {
 | |
|     let row = this._rows[r - 1];
 | |
|     if (!row) {
 | |
|       row = this._rows[r - 1] = new Row(this, r);
 | |
|     }
 | |
|     return row;
 | |
|   }
 | |
| 
 | |
|   // get multiple rows by row number.
 | |
|   getRows(start, length) {
 | |
|     if (length < 1) return undefined;
 | |
|     const rows = [];
 | |
|     for (let i = start; i < start + length; i++) {
 | |
|       rows.push(this.getRow(i));
 | |
|     }
 | |
|     return rows;
 | |
|   }
 | |
| 
 | |
|   addRow(value, style = 'n') {
 | |
|     const rowNo = this._nextRow;
 | |
|     const row = this.getRow(rowNo);
 | |
|     row.values = value;
 | |
|     this._setStyleOption(rowNo, style[0] === 'i' ? style : 'n');
 | |
|     return row;
 | |
|   }
 | |
| 
 | |
|   addRows(value, style = 'n') {
 | |
|     const rows = [];
 | |
|     value.forEach(row => {
 | |
|       rows.push(this.addRow(row, style));
 | |
|     });
 | |
|     return rows;
 | |
|   }
 | |
| 
 | |
|   insertRow(pos, value, style = 'n') {
 | |
|     this.spliceRows(pos, 0, value);
 | |
|     this._setStyleOption(pos, style);
 | |
|     return this.getRow(pos);
 | |
|   }
 | |
| 
 | |
|   insertRows(pos, values, style = 'n') {
 | |
|     this.spliceRows(pos, 0, ...values);
 | |
|     if (style !== 'n') {
 | |
|       // copy over the styles
 | |
|       for (let i = 0; i < values.length; i++) {
 | |
|         if (style[0] === 'o' && this.findRow(values.length + pos + i) !== undefined) {
 | |
|           this._copyStyle(values.length + pos + i, pos + i, style[1] === '+');
 | |
|         } else if (style[0] === 'i' && this.findRow(pos - 1) !== undefined) {
 | |
|           this._copyStyle(pos - 1, pos + i, style[1] === '+');
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|     return this.getRows(pos, values.length);
 | |
|   }
 | |
| 
 | |
|   // set row at position to same style as of either pervious row (option 'i') or next row (option 'o')
 | |
|   _setStyleOption(pos, style = 'n') {
 | |
|     if (style[0] === 'o' && this.findRow(pos + 1) !== undefined) {
 | |
|       this._copyStyle(pos + 1, pos, style[1] === '+');
 | |
|     } else if (style[0] === 'i' && this.findRow(pos - 1) !== undefined) {
 | |
|       this._copyStyle(pos - 1, pos, style[1] === '+');
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   _copyStyle(src, dest, styleEmpty = false) {
 | |
|     const rSrc = this.getRow(src);
 | |
|     const rDst = this.getRow(dest);
 | |
|     rDst.style = Object.freeze({...rSrc.style});
 | |
|     // eslint-disable-next-line no-loop-func
 | |
|     rSrc.eachCell({includeEmpty: styleEmpty}, (cell, colNumber) => {
 | |
|       rDst.getCell(colNumber).style = Object.freeze({...cell.style});
 | |
|     });
 | |
|     rDst.height = rSrc.height;
 | |
|   }
 | |
| 
 | |
|   duplicateRow(rowNum, count, insert = false) {
 | |
|     // create count duplicates of rowNum
 | |
|     // either inserting new or overwriting existing rows
 | |
| 
 | |
|     const rSrc = this._rows[rowNum - 1];
 | |
|     const inserts = new Array(count).fill(rSrc.values);
 | |
|     this.spliceRows(rowNum + 1, insert ? 0 : count, ...inserts);
 | |
| 
 | |
|     // now copy styles...
 | |
|     for (let i = 0; i < count; i++) {
 | |
|       const rDst = this._rows[rowNum + i];
 | |
|       rDst.style = rSrc.style;
 | |
|       rDst.height = rSrc.height;
 | |
|       // eslint-disable-next-line no-loop-func
 | |
|       rSrc.eachCell({includeEmpty: true}, (cell, colNumber) => {
 | |
|         rDst.getCell(colNumber).style = cell.style;
 | |
|       });
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   spliceRows(start, count, ...inserts) {
 | |
|     // same problem as row.splice, except worse.
 | |
|     const nKeep = start + count;
 | |
|     const nInserts = inserts.length;
 | |
|     const nExpand = nInserts - count;
 | |
|     const nEnd = this._rows.length;
 | |
|     let i;
 | |
|     let rSrc;
 | |
|     if (nExpand < 0) {
 | |
|       // remove rows
 | |
|       for (i = nKeep; i <= nEnd; i++) {
 | |
|         rSrc = this._rows[i - 1];
 | |
|         if (rSrc) {
 | |
|           const rDst = this.getRow(i + nExpand);
 | |
|           rDst.values = rSrc.values;
 | |
|           rDst.style = rSrc.style;
 | |
|           rDst.height = rSrc.height;
 | |
|           // eslint-disable-next-line no-loop-func
 | |
|           rSrc.eachCell({includeEmpty: true}, (cell, colNumber) => {
 | |
|             rDst.getCell(colNumber).style = cell.style;
 | |
|           });
 | |
|           this._rows[i - 1] = undefined;
 | |
|         } else {
 | |
|           this._rows[i + nExpand - 1] = undefined;
 | |
|         }
 | |
|       }
 | |
|     } else if (nExpand > 0) {
 | |
|       // insert new cells
 | |
|       for (i = nEnd; i >= nKeep; i--) {
 | |
|         rSrc = this._rows[i - 1];
 | |
|         if (rSrc) {
 | |
|           const rDst = this.getRow(i + nExpand);
 | |
|           rDst.values = rSrc.values;
 | |
|           rDst.style = rSrc.style;
 | |
|           rDst.height = rSrc.height;
 | |
|           // eslint-disable-next-line no-loop-func
 | |
|           rSrc.eachCell({includeEmpty: true}, (cell, colNumber) => {
 | |
|             rDst.getCell(colNumber).style = cell.style;
 | |
| 
 | |
|             // remerge cells accounting for insert offset
 | |
|             if (cell._value.constructor.name === 'MergeValue') {
 | |
|               const cellToBeMerged = this.getRow(cell._row._number + nInserts).getCell(colNumber);
 | |
|               const prevMaster = cell._value._master;
 | |
|               const newMaster = this.getRow(prevMaster._row._number + nInserts).getCell(prevMaster._column._number);
 | |
|               cellToBeMerged.merge(newMaster);
 | |
|             }
 | |
|           });
 | |
|         } else {
 | |
|           this._rows[i + nExpand - 1] = undefined;
 | |
|         }
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     // now copy over the new values
 | |
|     for (i = 0; i < nInserts; i++) {
 | |
|       const rDst = this.getRow(start + i);
 | |
|       rDst.style = {};
 | |
|       rDst.values = inserts[i];
 | |
|     }
 | |
| 
 | |
|     // account for defined names
 | |
|     this.workbook.definedNames.spliceRows(this.name, start, count, nInserts);
 | |
|   }
 | |
| 
 | |
|   // iterate over every row in the worksheet, including maybe empty rows
 | |
|   eachRow(options, iteratee) {
 | |
|     if (!iteratee) {
 | |
|       iteratee = options;
 | |
|       options = undefined;
 | |
|     }
 | |
|     if (options && options.includeEmpty) {
 | |
|       const n = this._rows.length;
 | |
|       for (let i = 1; i <= n; i++) {
 | |
|         iteratee(this.getRow(i), i);
 | |
|       }
 | |
|     } else {
 | |
|       this._rows.forEach(row => {
 | |
|         if (row && row.hasValues) {
 | |
|           iteratee(row, row.number);
 | |
|         }
 | |
|       });
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   // return all rows as sparse array
 | |
|   getSheetValues() {
 | |
|     const rows = [];
 | |
|     this._rows.forEach(row => {
 | |
|       if (row) {
 | |
|         rows[row.number] = row.values;
 | |
|       }
 | |
|     });
 | |
|     return rows;
 | |
|   }
 | |
| 
 | |
|   // =========================================================================
 | |
|   // Cells
 | |
| 
 | |
|   // returns the cell at [r,c] or address given by r. If not found, return undefined
 | |
|   findCell(r, c) {
 | |
|     const address = colCache.getAddress(r, c);
 | |
|     const row = this._rows[address.row - 1];
 | |
|     return row ? row.findCell(address.col) : undefined;
 | |
|   }
 | |
| 
 | |
|   // return the cell at [r,c] or address given by r. If not found, create a new one.
 | |
|   getCell(r, c) {
 | |
|     const address = colCache.getAddress(r, c);
 | |
|     const row = this.getRow(address.row);
 | |
|     return row.getCellEx(address);
 | |
|   }
 | |
| 
 | |
|   // =========================================================================
 | |
|   // Merge
 | |
| 
 | |
|   // convert the range defined by ['tl:br'], [tl,br] or [t,l,b,r] into a single 'merged' cell
 | |
|   mergeCells(...cells) {
 | |
|     const dimensions = new Range(cells);
 | |
|     this._mergeCellsInternal(dimensions);
 | |
|   }
 | |
| 
 | |
|   mergeCellsWithoutStyle(...cells) {
 | |
|     const dimensions = new Range(cells);
 | |
|     this._mergeCellsInternal(dimensions, true);
 | |
|   }
 | |
| 
 | |
|   _mergeCellsInternal(dimensions, ignoreStyle) {
 | |
|     // check cells aren't already merged
 | |
|     _.each(this._merges, merge => {
 | |
|       if (merge.intersects(dimensions)) {
 | |
|         throw new Error('Cannot merge already merged cells');
 | |
|       }
 | |
|     });
 | |
| 
 | |
|     // apply merge
 | |
|     const master = this.getCell(dimensions.top, dimensions.left);
 | |
|     for (let i = dimensions.top; i <= dimensions.bottom; i++) {
 | |
|       for (let j = dimensions.left; j <= dimensions.right; j++) {
 | |
|         // merge all but the master cell
 | |
|         if (i > dimensions.top || j > dimensions.left) {
 | |
|           this.getCell(i, j).merge(master, ignoreStyle);
 | |
|         }
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     // index merge
 | |
|     this._merges[master.address] = dimensions;
 | |
|   }
 | |
| 
 | |
|   _unMergeMaster(master) {
 | |
|     // master is always top left of a rectangle
 | |
|     const merge = this._merges[master.address];
 | |
|     if (merge) {
 | |
|       for (let i = merge.top; i <= merge.bottom; i++) {
 | |
|         for (let j = merge.left; j <= merge.right; j++) {
 | |
|           this.getCell(i, j).unmerge();
 | |
|         }
 | |
|       }
 | |
|       delete this._merges[master.address];
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   get hasMerges() {
 | |
|     // return true if this._merges has a merge object
 | |
|     return _.some(this._merges, Boolean);
 | |
|   }
 | |
| 
 | |
|   // scan the range defined by ['tl:br'], [tl,br] or [t,l,b,r] and if any cell is part of a merge,
 | |
|   // un-merge the group. Note this function can affect multiple merges and merge-blocks are
 | |
|   // atomic - either they're all merged or all un-merged.
 | |
|   unMergeCells(...cells) {
 | |
|     const dimensions = new Range(cells);
 | |
| 
 | |
|     // find any cells in that range and unmerge them
 | |
|     for (let i = dimensions.top; i <= dimensions.bottom; i++) {
 | |
|       for (let j = dimensions.left; j <= dimensions.right; j++) {
 | |
|         const cell = this.findCell(i, j);
 | |
|         if (cell) {
 | |
|           if (cell.type === Enums.ValueType.Merge) {
 | |
|             // this cell merges to another master
 | |
|             this._unMergeMaster(cell.master);
 | |
|           } else if (this._merges[cell.address]) {
 | |
|             // this cell is a master
 | |
|             this._unMergeMaster(cell);
 | |
|           }
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   // ===========================================================================
 | |
|   // Shared/Array Formula
 | |
|   fillFormula(range, formula, results, shareType = 'shared') {
 | |
|     // Define formula for top-left cell and share to rest
 | |
|     const decoded = colCache.decode(range);
 | |
|     const {top, left, bottom, right} = decoded;
 | |
|     const width = right - left + 1;
 | |
|     const masterAddress = colCache.encodeAddress(top, left);
 | |
|     const isShared = shareType === 'shared';
 | |
| 
 | |
|     // work out result accessor
 | |
|     let getResult;
 | |
|     if (typeof results === 'function') {
 | |
|       getResult = results;
 | |
|     } else if (Array.isArray(results)) {
 | |
|       if (Array.isArray(results[0])) {
 | |
|         getResult = (row, col) => results[row - top][col - left];
 | |
|       } else {
 | |
|         // eslint-disable-next-line no-mixed-operators
 | |
|         getResult = (row, col) => results[(row - top) * width + (col - left)];
 | |
|       }
 | |
|     } else {
 | |
|       getResult = () => undefined;
 | |
|     }
 | |
|     let first = true;
 | |
|     for (let r = top; r <= bottom; r++) {
 | |
|       for (let c = left; c <= right; c++) {
 | |
|         if (first) {
 | |
|           this.getCell(r, c).value = {
 | |
|             shareType,
 | |
|             formula,
 | |
|             ref: range,
 | |
|             result: getResult(r, c),
 | |
|           };
 | |
|           first = false;
 | |
|         } else {
 | |
|           this.getCell(r, c).value = isShared
 | |
|             ? {
 | |
|                 sharedFormula: masterAddress,
 | |
|                 result: getResult(r, c),
 | |
|               }
 | |
|             : getResult(r, c);
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   // =========================================================================
 | |
|   // Images
 | |
|   addImage(imageId, range) {
 | |
|     const model = {
 | |
|       type: 'image',
 | |
|       imageId,
 | |
|       range,
 | |
|     };
 | |
|     this._media.push(new Image(this, model));
 | |
|   }
 | |
| 
 | |
|   getImages() {
 | |
|     return this._media.filter(m => m.type === 'image');
 | |
|   }
 | |
| 
 | |
|   addBackgroundImage(imageId) {
 | |
|     const model = {
 | |
|       type: 'background',
 | |
|       imageId,
 | |
|     };
 | |
|     this._media.push(new Image(this, model));
 | |
|   }
 | |
| 
 | |
|   getBackgroundImageId() {
 | |
|     const image = this._media.find(m => m.type === 'background');
 | |
|     return image && image.imageId;
 | |
|   }
 | |
| 
 | |
|   // =========================================================================
 | |
|   // Worksheet Protection
 | |
|   protect(password, options) {
 | |
|     // TODO: make this function truly async
 | |
|     // perhaps marshal to worker thread or something
 | |
|     return new Promise(resolve => {
 | |
|       this.sheetProtection = {
 | |
|         sheet: true,
 | |
|       };
 | |
|       if (options && 'spinCount' in options) {
 | |
|         // force spinCount to be integer >= 0
 | |
|         options.spinCount = Number.isFinite(options.spinCount) ? Math.round(Math.max(0, options.spinCount)) : 100000;
 | |
|       }
 | |
|       if (password) {
 | |
|         this.sheetProtection.algorithmName = 'SHA-512';
 | |
|         this.sheetProtection.saltValue = Encryptor.randomBytes(16).toString('base64');
 | |
|         this.sheetProtection.spinCount = options && 'spinCount' in options ? options.spinCount : 100000; // allow user specified spinCount
 | |
|         this.sheetProtection.hashValue = Encryptor.convertPasswordToHash(
 | |
|           password,
 | |
|           'SHA512',
 | |
|           this.sheetProtection.saltValue,
 | |
|           this.sheetProtection.spinCount
 | |
|         );
 | |
|       }
 | |
|       if (options) {
 | |
|         this.sheetProtection = Object.assign(this.sheetProtection, options);
 | |
|         if (!password && 'spinCount' in options) {
 | |
|           delete this.sheetProtection.spinCount;
 | |
|         }
 | |
|       }
 | |
|       resolve();
 | |
|     });
 | |
|   }
 | |
| 
 | |
|   unprotect() {
 | |
|     this.sheetProtection = null;
 | |
|   }
 | |
| 
 | |
|   // =========================================================================
 | |
|   // Tables
 | |
|   addTable(model) {
 | |
|     const table = new Table(this, model);
 | |
|     this.tables[model.name] = table;
 | |
|     return table;
 | |
|   }
 | |
| 
 | |
|   getTable(name) {
 | |
|     return this.tables[name];
 | |
|   }
 | |
| 
 | |
|   removeTable(name) {
 | |
|     delete this.tables[name];
 | |
|   }
 | |
| 
 | |
|   getTables() {
 | |
|     return Object.values(this.tables);
 | |
|   }
 | |
| 
 | |
|   // ===========================================================================
 | |
|   // Conditional Formatting
 | |
|   addConditionalFormatting(cf) {
 | |
|     this.conditionalFormattings.push(cf);
 | |
|   }
 | |
| 
 | |
|   removeConditionalFormatting(filter) {
 | |
|     if (typeof filter === 'number') {
 | |
|       this.conditionalFormattings.splice(filter, 1);
 | |
|     } else if (filter instanceof Function) {
 | |
|       this.conditionalFormattings = this.conditionalFormattings.filter(filter);
 | |
|     } else {
 | |
|       this.conditionalFormattings = [];
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   // ===========================================================================
 | |
|   // Deprecated
 | |
|   get tabColor() {
 | |
|     // eslint-disable-next-line no-console
 | |
|     console.trace('worksheet.tabColor property is now deprecated. Please use worksheet.properties.tabColor');
 | |
|     return this.properties.tabColor;
 | |
|   }
 | |
| 
 | |
|   set tabColor(value) {
 | |
|     // eslint-disable-next-line no-console
 | |
|     console.trace('worksheet.tabColor property is now deprecated. Please use worksheet.properties.tabColor');
 | |
|     this.properties.tabColor = value;
 | |
|   }
 | |
| 
 | |
|   // ===========================================================================
 | |
|   // Model
 | |
| 
 | |
|   get model() {
 | |
|     const model = {
 | |
|       id: this.id,
 | |
|       name: this.name,
 | |
|       dataValidations: this.dataValidations.model,
 | |
|       properties: this.properties,
 | |
|       state: this.state,
 | |
|       pageSetup: this.pageSetup,
 | |
|       headerFooter: this.headerFooter,
 | |
|       rowBreaks: this.rowBreaks,
 | |
|       views: this.views,
 | |
|       autoFilter: this.autoFilter,
 | |
|       media: this._media.map(medium => medium.model),
 | |
|       sheetProtection: this.sheetProtection,
 | |
|       tables: Object.values(this.tables).map(table => table.model),
 | |
|       conditionalFormattings: this.conditionalFormattings,
 | |
|     };
 | |
| 
 | |
|     // =================================================
 | |
|     // columns
 | |
|     model.cols = Column.toModel(this.columns);
 | |
| 
 | |
|     // ==========================================================
 | |
|     // Rows
 | |
|     const rows = (model.rows = []);
 | |
|     const dimensions = (model.dimensions = new Range());
 | |
|     this._rows.forEach(row => {
 | |
|       const rowModel = row && row.model;
 | |
|       if (rowModel) {
 | |
|         dimensions.expand(rowModel.number, rowModel.min, rowModel.number, rowModel.max);
 | |
|         rows.push(rowModel);
 | |
|       }
 | |
|     });
 | |
| 
 | |
|     // ==========================================================
 | |
|     // Merges
 | |
|     model.merges = [];
 | |
|     _.each(this._merges, merge => {
 | |
|       model.merges.push(merge.range);
 | |
|     });
 | |
| 
 | |
|     return model;
 | |
|   }
 | |
| 
 | |
|   _parseRows(model) {
 | |
|     this._rows = [];
 | |
|     model.rows.forEach(rowModel => {
 | |
|       const row = new Row(this, rowModel.number);
 | |
|       this._rows[row.number - 1] = row;
 | |
|       row.model = rowModel;
 | |
|     });
 | |
|   }
 | |
| 
 | |
|   _parseMergeCells(model) {
 | |
|     _.each(model.mergeCells, merge => {
 | |
|       // Do not merge styles when importing an Excel file
 | |
|       // since each cell may have different styles intentionally.
 | |
|       this.mergeCellsWithoutStyle(merge);
 | |
|     });
 | |
|   }
 | |
| 
 | |
|   set model(value) {
 | |
|     this.name = value.name;
 | |
|     this._columns = Column.fromModel(this, value.cols);
 | |
|     this._parseRows(value);
 | |
| 
 | |
|     this._parseMergeCells(value);
 | |
|     this.dataValidations = new DataValidations(value.dataValidations);
 | |
|     this.properties = value.properties;
 | |
|     this.pageSetup = value.pageSetup;
 | |
|     this.headerFooter = value.headerFooter;
 | |
|     this.views = value.views;
 | |
|     this.autoFilter = value.autoFilter;
 | |
|     this._media = value.media.map(medium => new Image(this, medium));
 | |
|     this.sheetProtection = value.sheetProtection;
 | |
|     this.tables = value.tables.reduce((tables, table) => {
 | |
|       const t = new Table();
 | |
|       t.model = table;
 | |
|       tables[table.name] = t;
 | |
|       return tables;
 | |
|     }, {});
 | |
|     this.conditionalFormattings = value.conditionalFormattings;
 | |
|   }
 | |
| }
 | |
| 
 | |
| module.exports = Worksheet;
 |